120 lines
3.6 KiB
Java
120 lines
3.6 KiB
Java
package ru.bclib.util;
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import com.google.gson.Gson;
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import com.google.gson.GsonBuilder;
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import com.google.gson.JsonElement;
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import com.google.gson.JsonObject;
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import net.minecraft.client.Minecraft;
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import net.minecraft.resources.ResourceLocation;
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import net.minecraft.server.packs.resources.Resource;
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import net.minecraft.server.packs.resources.ResourceManager;
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import ru.bclib.BCLib;
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import java.io.File;
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import java.io.FileReader;
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import java.io.FileWriter;
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import java.io.IOException;
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import java.io.InputStream;
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import java.io.InputStreamReader;
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import java.io.Reader;
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public class JsonFactory {
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public final static Gson GSON = new GsonBuilder().setPrettyPrinting().create();
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public static JsonObject getJsonObject(InputStream stream) {
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try {
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Reader reader = new InputStreamReader(stream);
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JsonElement json = loadJson(reader);
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if (json != null && json.isJsonObject()) {
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JsonObject jsonObject = json.getAsJsonObject();
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return jsonObject != null ? jsonObject : new JsonObject();
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}
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}
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catch (Exception ex) {
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BCLib.LOGGER.catching(ex);
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}
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return new JsonObject();
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}
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public static JsonObject getJsonObject(File jsonFile) {
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if (jsonFile.exists()) {
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JsonElement json = loadJson(jsonFile);
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if (json != null && json.isJsonObject()) {
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JsonObject jsonObject = json.getAsJsonObject();
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return jsonObject != null ? jsonObject : new JsonObject();
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}
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}
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return new JsonObject();
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}
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/**
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* Loads {@link JsonObject} from resource location using Minecraft resource manager. Can be used to load JSON from resourcepacks and resources.
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* @param location {@link ResourceLocation} to JSON file
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* @return {@link JsonObject}
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*/
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public static JsonObject getJsonObject(ResourceLocation location) {
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ResourceManager manager = Minecraft.getInstance().getResourceManager();
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JsonObject obj = null;
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try {
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Resource resource = manager.getResource(location);
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if (resource != null) {
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InputStream stream = resource.getInputStream();
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InputStreamReader reader = new InputStreamReader(stream);
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obj = JsonFactory.GSON.fromJson(reader, JsonObject.class);
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reader.close();
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stream.close();
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}
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}
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catch (IOException ex) {
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BCLib.LOGGER.catching(ex);
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}
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return obj == null ? new JsonObject() : obj;
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}
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public static JsonElement loadJson(File jsonFile) {
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if (jsonFile.exists()) {
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try (Reader reader = new FileReader(jsonFile)) {
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return loadJson(reader);
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}
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catch (Exception ex) {
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BCLib.LOGGER.catching(ex);
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}
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}
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return null;
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}
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public static JsonElement loadJson(Reader reader) {
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return GSON.fromJson(reader, JsonElement.class);
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}
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public static void storeJson(File jsonFile, JsonElement jsonObject) {
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try (FileWriter writer = new FileWriter(jsonFile)) {
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String json = GSON.toJson(jsonObject);
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writer.write(json);
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writer.flush();
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}
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catch (IOException ex) {
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BCLib.LOGGER.catching(ex);
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}
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}
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public static int getInt(JsonObject object, String member, int def) {
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JsonElement elem = object.get(member);
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return elem == null ? def : elem.getAsInt();
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}
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public static float getFloat(JsonObject object, String member, float def) {
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JsonElement elem = object.get(member);
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return elem == null ? def : elem.getAsFloat();
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}
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public static boolean getBoolean(JsonObject object, String member, boolean def) {
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JsonElement elem = object.get(member);
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return elem == null ? def : elem.getAsBoolean();
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}
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public static String getString(JsonObject object, String member, String def) {
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JsonElement elem = object.get(member);
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return elem == null ? def : elem.getAsString();
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}
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}
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